My Computer doesn't recognize Sony NWZ-B105F...

Question

Hello! Please HELP!!! SOS!!!
My Computer doesn't recognize Sony NWZ-B105F Walkman as "Mass Storage", Only as MTP.( It's impossible to transfer files stright to the device, only by using Wind.Media Player and only audio files) Dispite of this other computers , does recogniezed player also as "Mass Storage" and ther I can simply drag files into player
Thak you very much!!!!